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This commit is contained in:
Alessandro Mauri 2025-10-02 23:19:42 +02:00
parent e7cfa3517f
commit 32a57d5293
7 changed files with 117 additions and 33 deletions
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15
lib/ugui.c3l/src/core.c3
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@ -58,6 +58,7 @@ struct Elem {
Rect children_bounds;
ElemType type;
Layout layout;
int z_index;
union {
ElemDiv div;
ElemButton button;
@ -100,6 +101,7 @@ struct Ctx {
bool has_focus;
struct input {
InputEvents events;
int z_index; // the layer the input events need to be propageted to
struct mouse {
Point pos, delta;
// mouse_down: bitmap of mouse buttons that are held
@ -178,6 +180,11 @@ fn Elem*? Ctx.get_elem(&ctx, Id id, ElemType type)
} else {
elem.type = type;
}
// FIXME: this is crap
if (ctx.tree.is_used(ctx.active_div)) {
elem.z_index = ctx.get_active_div()!.z_index;
}
elem.tree_idx = ctx.tree.add(ctx.active_div, id);
return elem;
}
@ -242,10 +249,11 @@ fn void? Ctx.frame_begin(&ctx)
// if the window has focus then the root element also has focus, no other
// computation needed, child elements need to check the mouse positon and
// other stuff
ctx.input.z_index = 0;
//elem.flags.has_focus = ctx.has_focus;
elem.bounds = {0, 0, ctx.width, ctx.height};
elem.div.z_index = 0;
elem.z_index = 0;
elem.div.scroll_x.enabled = false;
elem.div.scroll_y.enabled = false;
elem.layout.dir = ROW;
@ -309,7 +317,8 @@ $endif
// sort the command buffer by the z-index
// FIXME: sorting the buffer fucks with scissor commands that have to be kept in place
//ctx.cmd_queue.sort()!;
// TODO: instead of sorting at the end perform ordered inserts into the command buffer
ctx.cmd_queue.sort()!;
// foreach (i, c: ctx.cmd_queue) {
// io::printf("[%d]: ", i);
@ -335,6 +344,8 @@ macro bool Ctx.elem_focus(&ctx, Elem *elem)
// FIXME: hacked together, please do better
fn ElemEvents Ctx.get_elem_events(&ctx, Elem *elem)
{
if (ctx.input.z_index != elem.z_index) return {};
bool hover = ctx.is_hovered(elem);
bool focus = ctx.elem_focus(elem) || (hover && ctx.is_mouse_pressed(BTN_LEFT));